[2.0] Update ASGI integrations to use new scopes

[sentrivana]

Problem Statement

Some integrations are still using old APIs like hub cloning.

Solution Brainstorm

Update the following integrations from old-style (e.g. configure_scope) hubs&scopes API to the new scopes API and make sure the data sent is still the same.

- [x] generic ASGI https://github.com/getsentry/sentry-python/pull/2874
- [x] AIOHTTP https://github.com/getsentry/sentry-python/pull/2856
- [x] Django https://github.com/getsentry/sentry-python/pull/2845
- [x] Sanic https://github.com/getsentry/sentry-python/pull/2875
- [x] Starlette https://github.com/getsentry/sentry-python/pull/2877
- [x] Starlite https://github.com/getsentry/sentry-python/pull/2876
- [x] FastAPI https://github.com/getsentry/sentry-python/issues/2810